Part Replacement Procedures; External Housing, Scanner Unit, And Document Cover Removal - Canon MP640 Service Manual

MP640 / MP648 --- 3. REPAIR

3-2. Part Replacement Procedures

Be sure to protect the machine from static electricity in repair servicing, especially for the LCD, operation panel board, scanner
unit, logic board, card board, IrDA board, PE sensor board, and WLAN board.
Some of the photos are of the iP4600, iP4700, and MP630, since their structures are same.

(1) External housing, scanner unit, and document cover removal

1) Remove the cassette.
2) Open the front door and scanner unit, then remove the side cover R (2 screws).
<The scanner unit hinges are fitted in the right and left side covers.>
(Click on the image to enlarge it.)
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